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Gearmotors: What They Are and How to Size a Replacement
Many industrial loads need torque an electric motor can’t deliver on its own, at a
Availability:
9 in stock
SKF 62311-2RS1 wide-section sealed deep groove ball bearing, 55 x 120 x 43 mm, contact seals both sides, grease filled, 71,500 N dynamic, 3,800 rpm.
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| MFR / Brand | SKF |
|---|---|
| MPN | 62311-2RS1 |
| Model | 62311 2RS1 |
| Bearing Type | Deep Groove Ball Bearing, Contact seals both sides |
| ID | 55 mm |
| OD | 120 mm |
| Width | 43 mm |
| Material | Bearing steel |
|---|---|
| Series | 62300 |
| Lubricant | Grease |
| Base Number | 62311 |
| Industry Terms | Wide section deep groove bearing; sealed ball bearing; wide inner ring bearing; 2RS bearing; sealed-for-life bearing; heavy duty ball bearing |
| Common Misspellings | 6231 1-2RS1; 62311 2RSI; 62311-2RSL; 63211-2RS1; 62311-2R51 |
| Application Types | Electric motors; pumps; fans and blowers; conveyor drives; gearboxes; agricultural machinery; material handling |
| Overall Width | 43 mm |
| Mpn Variants | 62311-2RS1; 623112RS1; 62311 2RS1; 62311-2RS; 62311 2RS; 62311RS |
| Compatible With Replaces | Shares the 55 x 120 mm envelope with 6311 but is 43 mm wide against 6311's 29 mm |
| Dynamic Load Rating | 71,500 N |
| Static Load Rating | 45,000 N |
| Rolling Elements | Ball |
| Item Weight | 1.99 kg (4.39 lb) |
| Cage Material | Pressed steel |
| Limiting Speed | 3,800 rpm grease |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Internal Clearance | CN |
| Harmonization Code | 8482.10.50 |
| Bearing Material | Bearing steel |
| Closure Type | Contact seals both sides |
| Cross Reference 1 | FAG 62311-2RSR |
|---|---|
| Cross Reference 2 | NSK 62311DDU |
| Cross Reference 3 | NTN 62311LLU |
| Cross Reference 4 | Koyo 62311-2RS |
| Cross Reference 5 | Nachi 62311-2NSE |
SKF 62311-2RS1 is a single-row, wide-section deep groove ball bearing with contact seals on both sides. Unit Quantity: 1 Pc.
623 — the wide-section deep groove series. A 623xx has the same bore and outside diameter as the matching 63xx in a wider ring.
11 — bore code. 11 × 5 = 55 mm.
2RS1 — contact seals on both sides.
Bore Diameter: 55 mm. Outside Diameter: 120 mm. Overall Width: 43 mm. Rolling Elements: Ball. Number Of Rows: 1. Bore Type: Straight. Seal Type: Contact seals both sides. Lubricant: Grease. Cage Material: Pressed steel. Internal Clearance: CN. Bearing Material: Bearing steel. Dynamic Load Rating: 71,500 N. Static Load Rating: 45,000 N. Limiting Speed: 3,800 rpm grease. Item Weight: 1.99 kg (4.39 lb). Snap Ring Included: No.
Bore Diameter: 55 mm. Outside Diameter: 120 mm. Overall Width: 43 mm. Harmonization Code: 8482.10.50. eCl@ss Code: 23-05-08-01. UNSPSC Code: 31171504. Carbon Footprint: 7.4 kg CO2e.
Cross-Reference 1: FAG 62311-2RSR. Cross-Reference 2: NSK 62311DDU. Cross-Reference 3: NTN 62311LLU. Cross-Reference 4: Koyo 62311-2RS. Cross-Reference 5: Nachi 62311-2NSE. The 55 x 120 mm envelope is shared with the 6311, which is 29 mm wide; the 62311 is 43 mm wide. MPN variants: 62311-2RS1, 623112RS1, 62311 2RS1, 62311-2RS, 62311 2RS, 62311RS.
It is a 55 mm bore, 120 mm outside diameter, 43 mm wide single-row deep groove ball bearing with contact seals on both sides.
Both have a 55 x 120 mm envelope. The 6311 is 29 mm wide and the 62311-2RS1 is 43 mm wide.
Dynamic Load Rating: 71,500 N. Static Load Rating: 45,000 N. Limiting Speed: 3,800 rpm grease; the bearing is sealed and grease filled.
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Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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